1-1/2 Interior Diameter Mailing Tubes DW1S3X-6.4-RD Dual Wall Adhesive Lined 3 Sumitomo Heat Shrink Heat Shrink Tubings Type: Heat Shrink Tubing, Sheath Color: Black, Structural Build: Flexible, MPN: DW1S3X-39-BK, Brand: Unbranded/Generic Nominal Inside Diameter (ID): 39mm / 1 1/2 New: A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is applicable). See the seller's listing for full details. When using dual wall heat shrink tubing you want to consider the irregularities of the shape you are trying to seal. In some cases scuffing smooth objects will improve the adhesive properties of the dual wall heat shrink tubing. DW1S3X-12.7 (1/2") Dual Wall Adhesive Lined 3:1 Heat Shrink Tube Specifications • Hot Melt Adhesive Lined Heat Shrink Tubing • Shrink Ratio: 3:1 (Reduces to app 3 times it original size) • Longitudinal Shrink Ratio: Less than 8% • Material: Polyolefin • ROHS Compliant • UL Recognized VW-1 Flame Retardant Shrink Tube • Self Extinguishing Adhesive • Continuous Operating Temperature: up to 125 C / 257 F • Recovery (Shrink) Temperature: 120 C (248 F) • Nominal Size: 12.7mm (1/2") • Internal Diameter: 12.7mm (0.500") • Recovered (Shrunk) ID: 4.2mm (0.165") • Sold in 1 Foot Lengths • Colors: Red or Black Dual Wall Heat Shrink Tubing Sizes and Specifications 200PCS 3:1 Heat Shrink Tubing Dual-wall Adhesive Lined Tube 7 Sizes 1 3/4 1/2 3/8 1/4 3/16 Find many great new & used options and get the best deals for DW1S3X-39 Dual Wall Adhesive Lined 3:1 Heat Shrink Tubing 39mm (1 1/2") - Black at the best online prices at